36/169的平方根
问题描述:
36/169的平方根
答
是-6/13和6/13
答
36/169的平方根
=±√36/169
=±6/13
答
(±6/13 )^2=36/169,36/169的平方根是±6/13 ,36/169的算术平方根是6/13
答
√36/169=±6/13